Faster feature checks

[perl5.git] / Porting / git-deltatool

diff --git a/Porting/git-deltatool b/Porting/git-deltatool
index ce7c50a..33bd595 100644 (file)
--- a/Porting/git-deltatool
+++ b/Porting/git-deltatool
@@ -92,11 +92,12 @@ sub assign {
   my @choices = ( $self->section_choices, $self->action_choices );
   $self->_iterate_commits(
     sub {
-      my $log = shift;
-      say "";
+      my ($log, $i, $count) = @_;
+      say "\n### Commit @{[$i+1]} of $count ###";
       say "-" x 75;
       $self->show_header($log);
       $self->show_body($log, 1);
+      $self->show_files($log);
       say "-" x 75;
       return $self->dispatch( $self->prompt( @choices ), $log);
     }
@@ -109,8 +110,8 @@ sub review {
   my @choices = ( $self->review_choices, $self->action_choices );
   $self->_iterate_commits(
     sub {
-      my $log = shift;
-      say "";
+      my ($log, $i, $count) = @_;
+      say "\n### Commit @{[$i+1]} of $count ###";
       say "-" x 75;
       $self->show_header($log);
       $self->show_notes($log, 1);
@@ -178,8 +179,10 @@ sub _iterate_commits {
   my ($self, $fcn) = @_;
   my $type = $self->opt('type');
   say STDERR "Scanning for $type commits since " . $self->last_tag . "...";
-  for my $log ( $self->find_commits($type) ) {
-    redo unless $fcn->($log);
+  my $list = [ $self->find_commits($type) ];
+  my $count = @$list;
+  while ( my ($i,$log) = each @$list ) {
+    redo unless $fcn->($log, $i, $count);
   }
   return 1;
 }
@@ -226,15 +229,14 @@ sub edit_text {
   else {
     warn("No VISUAL or EDITOR defined");
   }
-  $tempfh->seek(0,0);
-  return do { local $/; <$tempfh> };
+  return do { local (@ARGV,$/) = "$tempfh"; <> };
 }
 
 sub find_commits {
   my ($self, $type) = @_;
   $type //= 'new';
   my @commits = $self->git->log($self->last_tag . "..HEAD");
-  $_ = Git::Wrapper::XLog->from_log($_) for @commits;
+  $_ = Git::Wrapper::XLog->from_log($_, $self->git) for @commits;
   my @list;
   if ( $type eq 'new' ) {
     @list = grep { ! $_->notes } @commits;
@@ -323,10 +325,21 @@ sub show_body {
   return;
 }
 
+sub show_files {
+  my ($self, $log) = @_;
+  my @files = $self->git->diff_tree({r => 1, abbrev => 1}, $log->id);
+  shift @files; # throw away commit line
+  return unless @files;
+  say "\nChanged:";
+  say join("\n", map { "  * $_" } sort map { /.*\s+(\S+)/; $1 } @files);
+  return;
+}
+
 sub show_header {
   my ($self, $log) = @_;
   my $header = $log->short_id;
   $header .= " " . $log->subject if length $log->subject;
+  $header .= sprintf(' (%s)', $log->author) if $log->author;
   say colored( $header, "yellow");
   return;
 }
@@ -769,9 +782,10 @@ BEGIN { our @ISA = qw/Git::Wrapper::Log/; }
 sub subject { shift->attr->{subject} }
 sub body { shift->attr->{body} }
 sub short_id { shift->attr->{short_id} }
+sub author { shift->attr->{author} }
 
 sub from_log {
-  my ($class, $log) = @_;
+  my ($class, $log, $git) = @_;
 
   my $msg = $log->message;
   my ($subject, $body) = $msg =~ m{^([^\n]+)\n*(.*)}ms;
@@ -779,7 +793,7 @@ sub from_log {
   $body //= '';
   $body =~ s/[\r\n]*\z//ms;
 
-  my ($short) = Git::Wrapper->new(".")->rev_parse({short => 1}, $log->id);
+  my ($short) = $git->rev_parse({short => 1}, $log->id);
 
   $log->attr->{subject} = $subject;
   $log->attr->{body} = $body;